Shoji Ishizaka

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Ichihara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor laser element and laser device using the same element
- Patent number RE36431
- Issue date Dec 7, 1999
- Mitsui Chemicals, Inc.
- Kiyofumi Muro
- 372 - Coherent light generators
Information Patent Grant
Semiconductor laser device
- Patent number 5,764,668
- Issue date Jun 9, 1998
- Mitsui Petrochemical Industries, Ltd.
- Shoji Ishizaka
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Semiconductor laser element and laser device using the same element
- Patent number 5,467,364
- Issue date Nov 14, 1995
- Mitsui Petrochemical Industries, Ltd.
- Kiyofumi Muro
- B82 - NANO-TECHNOLOGY